Page authors: Don Knoke, David Giblin
Crepis acuminata
long-leaved hawksbeard, tapertip hawksbeard
Specimens
Photos

Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains and northern Great Plains.

Habitat: Dry slopes and forest openings from the foothiils to middle elevations in the mountains.

Flowers: May-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bees, butterflies, flies, beetles, apomixis?

Description:
General:

Perennial with 1-3 stems from a taproot, 2-7 dm. tall, the herbage usually covered with fine, grey, woolly hairs, the juice milky.

Leaves:

Basal and lower cauline leaves 1-4 dm. long, pinnately lobed, mostly with broad central rachis, the lobes entire or sometimes toothed or cleft; upper leaves few and reduced.

Flowers:

Heads numerous, 20-200, cylindric, 5-10 flowered; involucre 8-16 mm. high, glabrous, the outer bracts less than half a long as the 5-7 inner ones; corollas 10-18 mm. long, all ligulate and yellow.

Fruits:

Achenes yellow or brownish.

Accepted Name:
Crepis acuminata Nutt.
Publication: Trans. Amer. Philos. Soc., n. s. 7: 437. 1841.

Synonyms & Misapplications:
Crepis acuminata Nutt. ssp. acuminata [HC]
Additional Resources:

PNW Herbaria: Specimen records of Crepis acuminata in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Crepis acuminata checklist entry

OregonFlora: Crepis acuminata information

E-Flora BC: Crepis acuminata atlas page

CalPhotos: Crepis acuminata photos

13 photographs:
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